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Table 5 MRI findings

From: The use of a synthetic shoulder patch for large and massive rotator cuff tears – a feasibility study

 

Whole group (N=68)

Patch group (N=29)

Non-patch (N=39)

Fat fraction volume (%)

 Paired scan data available

48

22

26

  Supraspinatus fat fraction (%)

   Baseline

53.7

55.0

51.7

   6 months

55.0

56.0

54.2

  Supraspinatus remnant (%)

   Baseline

23.5

24.1

22.9

   6 months

24.4

25.8

23.1

  Infraspinatus fat fraction (%)

   Baseline

25.9

25.4

26.3

   6 months

29.1

28.9

29.2

Goutallier classification, N (%)

 Paired scan data available

41

18

23

  Supraspinatus

   Improved

1 (2.4)

1 (5.6)

0 (0)

   Worsened

11 (26.8)

6(27.8)

5 (21.7)

   Remained the same

29 (70.7)

11 (61.1)

18 (78.3)

  Infraspinatus

   Improved

2 (4.9)

1 (5.6)

1 (4.3)

   Worsened

10 (24.4)

5 (27.8)

5 (21.7)

   Remained the same

29 (70.7)

12 (66.7)

17 (74.0)

  Teres minor

   Improved

3 (7.3)

2 (11.2)

1 (4.3)

   Worsened

11 (26.8)

5 (27.8)

6 (26.1)

   Remained the same

27 (65.9)

11 (61.1)

16 (69.6)